Stay updated with real-time air quality in St. Cloud, Minnesota featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
26
Good
St. Cloud, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.00 μg/m³
0
55
155
255
425
605+
28.01 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
2.19 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
St. Cloud, Minnesota
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AQI 24
Good
3.01μg/m³
PM2.5
12.05μg/m³
PM10
26.06ppb
O3
0.97ppb
SO2
1.86ppb
NO2
0.24ppm
CO
AQI 24
Good
3.02μg/m³
PM2.5
12.14μg/m³
PM10
26.20ppb
O3
0.96ppb
SO2
1.86ppb
NO2
0.24ppm
CO
AQI 28
Good
3.64μg/m³
PM2.5
14.69μg/m³
PM10
29.62ppb
O3
0.90ppb
SO2
1.95ppb
NO2
0.24ppm
CO
AQI 27
Good
3.66μg/m³
PM2.5
14.52μg/m³
PM10
28.89ppb
O3
0.89ppb
SO2
1.95ppb
NO2
0.24ppm
CO
AQI 28
Good
3.61μg/m³
PM2.5
15.17μg/m³
PM10
29.84ppb
O3
0.91ppb
SO2
1.96ppb
NO2
0.25ppm
CO
AQI 29
Good
3.47μg/m³
PM2.5
14.50μg/m³
PM10
30.66ppb
O3
0.86ppb
SO2
2.10ppb
NO2
0.24ppm
CO
Air quality and pollutant data for Minnesota, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for St. Cloud, Minnesota is updated every hour for accuracy.
In the past 24 hours, the air quality in St. Cloud, Minnesota was at its worst at 06:00:00 on 2026-08-16.
In the last 24 hours, the best air quality in St. Cloud, Minnesota was observed at 02:00:00 on 2026-08-16.
As of now, the AQI in St. Cloud, Minnesota is 26, indicating Good conditions.
St. Cloud, Minnesota air has the highest levels of O3.
Poor air quality in St. Cloud, Minnesota means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in St. Cloud, Minnesota are currently 2.9 μg/m3.
The PM10 concentration in St. Cloud, Minnesota is 12.001 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in St. Cloud, Minnesota is 0.245 ppm.
Currently, St. Cloud, Minnesota has a sulfur dioxide (SO2) concentration of 0.665 ppb.
The current ozone (O3) level in St. Cloud, Minnesota at the moment is 28.012 ppm.
Nitrogen dioxide (NO2) level in St. Cloud, Minnesota at the moment is 2.194 ppb.
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